Hanan Qasim shares the science behind the world’s most widely used drug. 

Diacetyl is a naturally occurring byproduct of the coffee roasting process that's been linked to a very rare lung disease, bronchiolitis obliterans, are you at risk?

Almost all coffee shops offer at least one non-dairy alternative. But, asks David Burrows, are there any real benefits to choosing soy or oat milk over old-fashioned cow’s milk?